diff --git a/.github/workflows/ci-macos-bug.yml b/.github/workflows/ci-macos-bug.yml
new file mode 100644
index 000000000..cf1fe7fe3
--- /dev/null
+++ b/.github/workflows/ci-macos-bug.yml
@@ -0,0 +1,59 @@
+name: CI macOS bug test
+
+on:
+  pull_request:
+    paths-ignore:
+      - 'doc/**'
+      - '**.md'
+      - '**.rst'
+      - '**.txt'
+  release:
+    types: [published]
+  workflow_dispatch:
+
+env:
+  ARCH: x86_64
+
+jobs:
+
+  build:
+    name: CI on macOS
+
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-12, macos-14]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+    - name: Check out repository
+      uses: actions/checkout@v2
+      with:
+        submodules: true
+
+    - name: Install FSF toolchain (x86_64)
+      if: ${{ matrix.os != 'macos-14' }}
+      uses: alire-project/alr-install@v1
+      with:
+        crates: gnat_native gprbuild
+
+    - name: Install FSF toolchain (AArch64)
+      if: ${{ matrix.os == 'macos-14' }}
+      run: |
+        curl -L -O https://github.com/alire-project/alire/releases/download/nightly/alr-nightly-bin-aarch64-macos.zip
+        unzip alr-nightly-bin-aarch64-macos.zip bin/alr
+        bin/alr index --reset-community
+        bin/alr install gnat_native gprbuild --prefix alire_prefix
+        echo $PWD/bin >> $GITHUB_PATH
+        echo $PWD/alire_prefix/bin >> $GITHUB_PATH
+        echo "ARCH=aarch64" >> $GITHUB_ENV
+
+    - name: Install Python 3.x (required for the testsuite)
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.x'
+
+    - name: Build alr
+      run: gprbuild -j0 -p -Pdev/build.gpr
+      shell: bash
diff --git a/.github/workflows/ci-appimage.yml b/.github/workflows/disabled/ci-appimage.yml
similarity index 100%
rename from .github/workflows/ci-appimage.yml
rename to .github/workflows/disabled/ci-appimage.yml
diff --git a/.github/workflows/ci-docker.yml b/.github/workflows/disabled/ci-docker.yml
similarity index 100%
rename from .github/workflows/ci-docker.yml
rename to .github/workflows/disabled/ci-docker.yml
diff --git a/.github/workflows/ci-linux.yml b/.github/workflows/disabled/ci-linux.yml
similarity index 100%
rename from .github/workflows/ci-linux.yml
rename to .github/workflows/disabled/ci-linux.yml
diff --git a/.github/workflows/ci-toolchain.yml b/.github/workflows/disabled/ci-toolchain.yml
similarity index 100%
rename from .github/workflows/ci-toolchain.yml
rename to .github/workflows/disabled/ci-toolchain.yml
diff --git a/.github/workflows/ci-unsupported.yml b/.github/workflows/disabled/ci-unsupported.yml
similarity index 100%
rename from .github/workflows/ci-unsupported.yml
rename to .github/workflows/disabled/ci-unsupported.yml
diff --git a/.github/workflows/ci-windows.yml b/.github/workflows/disabled/ci-windows.yml
similarity index 100%
rename from .github/workflows/ci-windows.yml
rename to .github/workflows/disabled/ci-windows.yml
diff --git a/.github/workflows/nightly.yml b/.github/workflows/disabled/nightly.yml
similarity index 100%
rename from .github/workflows/nightly.yml
rename to .github/workflows/disabled/nightly.yml
diff --git a/.github/workflows/spellcheck.yml b/.github/workflows/disabled/spellcheck.yml
similarity index 100%
rename from .github/workflows/spellcheck.yml
rename to .github/workflows/disabled/spellcheck.yml
diff --git a/.github/workflows/tarball-full.yml b/.github/workflows/disabled/tarball-full.yml
similarity index 100%
rename from .github/workflows/tarball-full.yml
rename to .github/workflows/disabled/tarball-full.yml